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umka21 [38]
2 years ago
11

17

Physics
1 answer:
satela [25.4K]2 years ago
8 0

Answer:

all the lamps has the same brightness

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Which event is an example of melting?
qaws [65]

Answer:

welding metal

Explanation:

5 0
3 years ago
A piece of wood has a mass of 25g and a volume of <br> 10cm3 What is its density?
Tasya [4]

Answer:

<h3>The answer is 2.5 g/cm³</h3>

Explanation:

The density of a substance can be found by using the formula

density =  \frac{mass}{volume}  \\

From the question we have

density =  \frac{25}{10}  =  \frac{5}{2}  \\

We have the final answer as

<h3>2.5 g/cm³</h3>

Hope this helps you

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